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Oscoda County, Michigan — public water systems

At a glance

70 active public water systems are filed under Oscoda County, Michigan in EPA's SDWIS records, together reporting 7,420 people served. The largest is Big Creek/Mentor Utility Authority, which reports serving 622 people. 4 are community water systems serving people where they live; the other 66 are non-community systems, such as schools, workplaces, campgrounds and gas stations with their own supply.

Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.

Active systems

70

Population served

7.4K

Community systems

4

Groundwater share

100%

How does Oscoda County compare with other Michigan counties?

Oscoda County has the 61st-most active public water systems among the 131 counties listed for active Michigan systems in EPA records; among the 88 with 3 or more systems, the median has 92. Its systems report 7,420 people served in total, the 76th-largest county figure in the state and less than 0.1% of the statewide total. The average system here reports serving 106 people, well below the Michigan average of 847. Population figures are what each system reports; people served by more than one system, such as a wholesaler and the town that buys from it, are counted by each.

Where does Oscoda County's drinking water come from?

By primary water source, Oscoda County's active systems draw on groundwater (70, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 97% and 3.1% across Michigan. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Big Creek/Mentor Utility Authority, draws primarily on groundwater.

What kinds of water systems operate in Oscoda County?

Oscoda County's active systems break down as 4 community systems (5.7%), 6 non-transient non-community systems (8.6%) and 60 transient non-community systems (86%). A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. EPA lists their owner types as private (94%), local government (2.9%) and federal government (2.9%).

The 50 largest water systems in Oscoda County

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Active public water systems in Oscoda County, Michigan
#Water systemCountyPopulation servedTypeSource
1Big Creek/Mentor Utility AuthorityOscoda622CommunityGroundwater
2Luzerne ExpressOscoda500Transient non-communityGroundwater
3Garland Resort Maintenance BldOscoda400Transient non-communityGroundwater
4Fairview Area SchoolsOscoda348Non-transient non-communityGroundwater
5Fairview BpOscoda300Transient non-communityGroundwater
6Garland HotelOscoda300Non-transient non-communityGroundwater
7Tri Point Church of GodOscoda260Transient non-communityGroundwater
8Camp Barakel-Office/Rv ParkOscoda225Transient non-communityGroundwater
9Camp Barakel-West Side Dining & DormsOscoda200Transient non-communityGroundwater
10Fairview Food MarketOscoda200Transient non-communityGroundwater
11Mio Pine Acres CampgroundOscoda200Transient non-communityGroundwater
12Oscoda County ParkOscoda200Transient non-communityGroundwater
13Fairview Mennonite ChurchOscoda160Transient non-communityGroundwater
14Paddle Inn RestaurantOscoda150Transient non-communityGroundwater
15Mio Baptist ChurchOscoda150Transient non-communityGroundwater
16Camp Barakel - E. Side Cabins & New OffiOscoda150Transient non-communityGroundwater
17Camp Barakel, Eastside DiningOscoda150Transient non-communityGroundwater
18Ausable Valley CommunityOscoda147CommunityGroundwater
19Cooper/Standard Fairview WestOscoda137Non-transient non-communityGroundwater
20Cooper/Standard - FairviewOscoda137Non-transient non-communityGroundwater
21Garland CommissaryOscoda100Transient non-communityGroundwater
22Garland'S Half Way House (New)Oscoda100Transient non-communityGroundwater
23Garland Great Room/500 VillasOscoda100Transient non-communityGroundwater
24Ma DeetersOscoda100Transient non-communityGroundwater
25Cedar Valley Campground & Resort Well #1Oscoda100Transient non-communityGroundwater
26Garland 600 VillasOscoda90Transient non-communityGroundwater
27Oscoda County Council on AgingOscoda80Transient non-communityGroundwater
28Comins Community ChurchOscoda80Transient non-communityGroundwater
29Cedar Valley Fun ParkOscoda75Transient non-communityGroundwater
30Fairview Conservative Mennonite ChurchOscoda70Transient non-communityGroundwater
31Maplewood and Stone ManorsOscoda60CommunityGroundwater
32Cedar Valley Campground & Resort #2Oscoda55Transient non-communityGroundwater
33Garland ResortOscoda53CommunityGroundwater
34St. Mina Retreat CenterOscoda50Transient non-communityGroundwater
35Fairview Coffee Shop & BakeryOscoda50Transient non-communityGroundwater
36Cedar Valley Golf ClubOscoda50Transient non-communityGroundwater
37Mio Moose Lodge No 1035Oscoda50Transient non-communityGroundwater
38F.O.E. 3544Oscoda50Transient non-communityGroundwater
39Mio United Methodist ChurchOscoda50Transient non-communityGroundwater
40American Legion-Wally Bartley Post 162Oscoda50Transient non-communityGroundwater
41Becky'S Daily GrindOscoda50Transient non-communityGroundwater
42Camp Barakel - Crosscut LodgeOscoda50Transient non-communityGroundwater
43Knothole BarOscoda50Transient non-communityGroundwater
44Usfs - Huron-Manistee NfOscoda50Transient non-communityGroundwater
45Camp Barakel - Arrowhead/Snowshoe LodgeOscoda50Transient non-communityGroundwater
46Usfs - Hmnf Mack Lake Cg-Beaver LoopOscoda50Transient non-communityGroundwater
47Ellie'S 12 TablesOscoda45Transient non-communityGroundwater
48Freedom Worship CenterOscoda45Transient non-communityGroundwater
49Cooper/Standard Auto-SouthsideOscoda40Non-transient non-communityGroundwater
50Mio Pizza ShopOscoda40Transient non-communityGroundwater

All other water systems in Oscoda County (20)

The remaining active systems filed under Oscoda County, largest first, with the population each reports serving.

Oscoda County water systems: frequently asked questions

How many public water systems are in Oscoda County, Michigan?

EPA's SDWIS records file 70 active public water systems under Oscoda County, Michigan: 4 community systems (5.7%), 6 non-transient non-community systems (8.6%) and 60 transient non-community systems (86%).

Who supplies drinking water in Oscoda County, MI?

The largest community water systems filed under Oscoda County are Big Creek/Mentor Utility Authority (622 people served), Ausable Valley Community (147 people served) and Maplewood and Stone Manors (60 people served). Which system serves a particular address depends on its service area, which EPA's SDWIS records do not include; a water bill or the local utility can confirm it.

Does Oscoda County's drinking water come from groundwater or surface water?

Of the 70 active public water systems in Oscoda County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Big Creek/Mentor Utility Authority, uses groundwater.

Where can I find a water quality report for Oscoda County?

Each community water system must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1, covering the previous calendar year. 4 community systems are filed under Oscoda County, so the report to look for is the one from the system that supplies your address.

How can I check violations for a water system in Oscoda County?

Open the system's profile from the list on this page. Each profile shows the most recent Safe Drinking Water Act violations in EPA's records, with plain-English labels and whether each one is resolved. For current compliance status, EPA ECHO is the primary source.

More Michigan water systems

About this data

Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.

Cite as: AquaCensus, “Public water systems in Oscoda County, Michigan”, https://aquacensus.com/water-systems/michigan/oscoda (data as of October 1, 2026).